Emmer, Adam Glacier retreat, lakes development and associated natural hazards in Cordillera Blanca, Peru - Cham Springer 2014 - pp. 231-252 ilus. - Environmental Science and Engineering . Subjects--Topical Terms: DESASTRES NATURALESDESGLACIACIONINUNDACIONESLAGOS GLACIARESRETROCESO GLACIAR Subjects--Geographic Terms: ANCASHANDESCORDILLERA BLANCAPERU